No city vehicles shall be taken out of the city without permission of the department head, and employees must notify the department head of their destinations and itineraries. City vehicles must be used only for city business and commuting to and from work, if required for a work-related purpose. City vehicles shall not be used for personal business, except as is incidental in commuting as determined by the employee's department head. (Ord. 435 § 11.6, 2001)